body{
	margin:0 auto;
}
.pg-header{
	height:48px;
	background-color:rgb(51,122,183);
}
.pg-body .menu{
	background-color:#dddddd;
	position:absolute;
	top:50px;
	left:0;
	bottom:0;
	width:200px;
	overflow:auto;
}
.pg-body .content{
	background-color:darkslategray;
	position:absolute;
	right:0;
	top:50px;
	bottom:0;
	left:210px;
	overflow:auto;
}
.left{
	float:left;
	color:#fff;
}

.shuxian{
	border-left: 2px solid #ddd;
	border-left-width: 3px;
	border-left-style: solid;
	border-left-color: rgb(221, 221, 221);
}
/*以下为搜索框用*/
.gray{
	color:gray;
}
.black{
	color:black;
}
